B331133131323131133132233133313231323132333133313112331333132112323132221
>>
B33113313132313113313223313331323132313233313331311233133313211232313222
<<
B331133131323131133132233133313231323132333133313112331333132112323132223
>>
B331133131323131133132233133313231323132333133313112331333132112323132222
>>